4002079 has 6 divisors (see below), whose sum is σ = 4063056. Its totient is φ = 3942000.

The previous prime is 4002077. The next prime is 4002101. The reversal of 4002079 is 9702004.

4002079 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 4002079 - 2¹ = 4002077 is a prime.

It is a Duffinian number.

4002079 is a modest number, since divided by 2079 gives 4 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4954 + ... + 5704.

It is an arithmetic number, because the mean of its divisors is an integer number (677176).

Almost surely, 2^4002079 is an apocalyptic number.

4002079 is a deficient number, since it is larger than the sum of its proper divisors (60977).

4002079 is an frugal number, since it uses more digits than its factorization.

4002079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 4002079 is about 2000.5196824825. The cubic root of 4002079 is about 158.7676021567.

The spelling of 4002079 in words is "four million, two thousand, seventy-nine".